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Greening the Blue Bottle

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Whitney E. Wellman and Mark E. Noble

Department of Chemistry, University of Louisville, Louisville, KY 40292

Tom Healy

Department of Chemistry, Kutztown University, Kutztown, PA 19530

J. Chem. Educ., 2003, 80 (5), p 537

DOI: 10.1021/ed080p537

Publication Date (Web): May 1, 2003

Abstract

A new formulation is reported for the Blue Bottle demonstration. The new formulation uses methylene blue and O₂ as in the classical Blue Bottle, but ascorbic acid replaces glucose. Instead of half-molar KOH, the solution has a pH of 3. Copper serves as the catalyst.

Keywords (Audience):

High School / Introductory Chemistry

Keywords (Domain):

Demonstrations

Keywords (Feature):

Tested Demonstrations

Keywords (Subject):

Green Chemistry

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This article has been cited by 2 ACS Journal articles (2 most recent appear below).

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